Fronius Eco 25.0-3-S, Operating Instructions Manual

Page: 52 / 196

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*) If the status code is displayed all the time: notify a Fronius-trained service engineer
**) Fault is rectified automatically. If this status code keeps recurring, contact your system
engineer
Status codes –
Class 7
Class 7 status codes relate to the control system, the configuration and inverter data re -
cording, and may directly or indirectly affect the process of feeding energy into the grid.
Code Description Behaviour Remedy
701 -
704
Provides information about the
internal processor status
Warning message on the
display
*)
705
Conflict when setting the in -
verter number (e.g. number al -
ready assigned)
-
Correct inverter number in Setup
menu
706 -
716
Provides information about the
internal processor status
Warning message on the
display
*)
721
EEPROM has been re-initial -
ised
Warning message on the
display
Acknowledge status code; *)
722 -
730
Provides information about the
internal processor status
Warning message on the
display
*)
731
Initialisation error - USB flash
drive is not supported
Warning message on the
display
Check or replace USB flash drive
Check file system on USB flash
drive; *)
732
Initialisation error - Overcurrent
on USB flash drive
733 No USB flash drive connected
Warning message on the
display
Connect or check USB flash
drive; *)
734
Update file not recognised or
not present
Warning message on the
display
Check update file (e.g. for correct
file name)
*)
735
Update file does not match the
device, update file too old
Warning message on the
display, update process is
interrupted
Check update file
and if necessary download an up -
date file to match the device (e.g.
at
http://www.fronius.com); *)
736 Write or read error occurred
Warning message on the
display
Check USB flash drive and the
data contained on it or replace
USB flash drive
Never unplug a USB flash drive if
the 'data transfer' LED is still
flashing or lit; *)
737
File could not be opened
Warning message on the
display
Remove and then reinsert USB
flash drive; check or replace USB
flash drive
738
Log file cannot be saved (e.g.
USB flash drive is write-pro -
tected or full)
Warning message on the
display
Create some storage space, re -
move write protection, if neces -
sary check or replace USB flash
drive; *)
740 Initialisation error - error in file
system on USB flash drive
Warning message on the
display
Check USB flash drive; reformat
on PC for FAT12, FAT16 or
FAT32
741 Error during recording of log -
ging data
Warning message on the
display
Remove and then reinsert USB
flash drive; check or replace USB
flash drive